Quiz_ Introduction to Statistics, Frequency Tables, and Graphs_ PSYC354_ Statistics for the Social S

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Jan 9, 2024

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Quiz: Introduction to Statistics, Frequency Tables, and Graphs Due Oct 30 at 11:59pm Points 60 Questions 20 Time Limit 60 Minutes Instructions Attempt History Attempt Time Score LATEST Attempt 1 24 minutes 57 out of 60 Correct answers are hidden. Score for this quiz: 57 out of 60 Submitted Oct 30 at 7:38pm This attempt took 24 minutes. The quiz: Covers the Textbook material from Module 1: Week 1 . Contains 20 multiple-choice and true/false questions. Is limited to 60 minutes . Allows 1 attempt . Is worth 60 points . Submit this assignment by 11:59 p.m. (ET) on Monday of Module 1: Week 1. 3 / 3 pts Question 1 Sarah is conducting a research study in which one group of participants consume one cup of coffee, whereas another group of participants consume two cups of coffee. Then, she assesses attention levels of these participants following coffee consumption. This is an example of a(n) _____ research study. descriptive correlational Sign In
quasi-experimental experimental 3 / 3 pts Question 2 A data set is described as consisting of N = 15 scores. Based on the notation being used, the data set is a sample and contains data from a subset of the population. True False 3 / 3 pts Question 3 Barbara is a psychologist who measures relationship satisfaction among couples by observing non-verbal behavior (e.g., smiling, mimicking partner actions). In this example, non-verbal behavior is an example of a(n) _____. discrete variable. operational de±nition. construct. real limits. 3 / 3 pts Question 4 A group of quiz scores ranges from 3 to 10, but no student had a score of X = 7. If the scores are put in a frequency distribution table, X = 7 would not be listed in the X column.
True False 3 / 3 pts Question 5 A researcher uses an anonymous survey to investigate the television- viewing habits of 100 American adolescents. The researcher plans to make an inference about the television-viewing habits of all American adolescents based on the results of the survey. The entire group of American adolescents is an example of a _____. sample. statistic. population. parameter. 3 / 3 pts Question 6 If a set of scores for a variable is displayed in a frequency distribution polygon, which scale of measurement was used to measure the variable? nominal or ordinal ordinal or interval ratio or ordinal interval or ratio
0 / 3 pts Question 7 Incorrect Incorrect Smooth curves and relative frequencies are more often used to describe population than sample data. True False 3 / 3 pts Question 8 To determine the size of a difference between two individuals on a measured variable, a researcher must use either an interval or a ratio scale of measurement. True False 3 / 3 pts Question 9 Which of the following is a critical unique aspect of the experimental method when examining the relationship between two variables? manipulation of one variable prediction of one variable manipulation of two variables prediction of two variables
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